package com.jt.SecurityMain;

import com.alibaba.fastjson.annotation.JSONField;
import com.fasterxml.jackson.annotation.JsonIgnore;
import com.fasterxml.jackson.annotation.JsonIgnoreProperties;
import com.jt.pojo.User;
import lombok.AllArgsConstructor;
import lombok.Data;
import lombok.NoArgsConstructor;
import org.springframework.security.core.GrantedAuthority;

import org.springframework.security.core.authority.SimpleGrantedAuthority;
import org.springframework.security.core.userdetails.UserDetails;

import java.io.Serializable;
import java.util.Collection;
import java.util.List;
import java.util.stream.Collectors;

@Data
@JsonIgnoreProperties(ignoreUnknown = true)
public class LoginUser implements UserDetails{

    private User user;

    public LoginUser() {
    }

    public LoginUser(User user) {
        this.user = user;
    }

    public LoginUser(User user, List<String> permissions) {
        this.user = user;
        this.permissions = permissions;
    }

    /*权限信息*/
    private List<String> permissions;

    /*储存springSecurity需要的权限信息，定义为成员变量不让序列化到redis，不然出问题*/
//    @JSONField(serialize = false)

    @JsonIgnore
    private List<GrantedAuthority> authorities;

    /*重写获取权限信息*/
    @Override
    public Collection<? extends GrantedAuthority> getAuthorities() {
        if (authorities != null) {
            return authorities;
        }
        authorities = permissions.stream().map(SimpleGrantedAuthority::new).collect(Collectors.toList());
        return authorities;
    }

    @Override
    public String getPassword() {
        return user.getPassWold();
    }

    @Override
    public String getUsername() {
        return user.getName();
    }

    @Override
    public boolean isAccountNonExpired() {
        return true;
    }

    @Override
    public boolean isAccountNonLocked() {
        return true;
    }

    @Override
    public boolean isCredentialsNonExpired() {
        return true;
    }

    @Override
    public boolean isEnabled() {
        return true;
    }
}
